<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
		<title></title>
		<style type="text/css">
			html,
			body {
				padding: 0;
				margin: 0;
				height: 100%;
				width: 100%;
			}

			.container {
				background-image: url(../img/bg.jpg);
				width: 100%;
				height: 100%;
				background-size: 100% 100%;
				background-repeat: no-repeat;
				display: flex;
				justify-content: center;
				align-items: center;
			}
		</style>
	</head>
	<body>
		<!-- 单根节点，vue -->
		<div class="container">
			<form action="#">
				<div>
					<input type="text" placeholder="账号" />
				</div>
				<div>
					<input type="password" placeholder="密码" />
				</div>
				<div>
					<button class="btn btn-login"></button>
					<button class="btn btn-logout"></button>
				</div>
			</form>
		</div>
	</body>
</html>
